/**
 * 解析url参数
 * @example ?id=121545&a=c
 * @return Object {id: 121545, a: c}
 */
export function urlParse() {
  let url = window.location.search
  let obj = {}
  let reg = /[?&][^?&]+=[^?&]/g
  let arr  =url.match(reg)
  // ["?id=121545", "&a=c"]
  if(arr) {
    arr.forEach(item => {
      let tempArr = item.substring(1).split("=")
      let key = decodeURIComponent(tempArr[0])
      let val = decodeURIComponent(tempArr[1])
      obj[key] = val
    })
  }
  return obj
}